SMAJ5.0 THRU SMAJ440CA
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Stand-off Voltage: 5.0-440 Volts
Peak pulse power: 400 Watts
FEATURE
DO-214AC/SMA
For surface mounted applications in order to optimize board space
Low profile package
Built-in strain relief
Glass passivated junction
Low inductance
Excellent clamping capability
400W peak pulse power capability at 10/1000μs waveform,
repetition rate (duty cycle): 0.01%
Fast response time
Typical I
R
less than 1μA above 10V
High Temperature soldering: 260
℃
/10 seconds at terminals
Plastic package has underwriters laboratory flammability 94V-0
0.067 (1.70)
0.051 (1.30)
0.110(2.80)
0.100(2.54)
0.177(4.50)
0.157(3.99)
0.012(0.305)
0.006(0.152)
0.096(2.42)
0.078(1.98)
MECHANICAL DATA
0.060(1.52)
0.030(0.76)
0.008(0.203)MAX.
0.208(5.28)
0.188(4.80)
Dimensions in inches and (millimeters)
Case: JEDEC DO-214AC. Molded plastic over glass passivated junction
Terminal: Solder plated, solderable per MIL-STD-750, Method 2026
Polarity: Color band denotes cathode except bi-directional models
Standard Packaging: 12mm tape (EIA STD RS-481)
Weight: 0.07g
APPLICATIONS
I/O interface
AC/DC power supply
Low frequency signal transmission line (RS232, RS485, etc.)
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25℃ ambient temperature unless otherwise specified.
Peak pulse power dissipation at 10/1000μs waveform
(Note1, Note2, Fig.1)
Peak pulse current of at 10/1000μs waveform (Note 1, Fig.3)
Steady state power dissipation at T
A
=50℃ (Fig.5)
Peak forward surge current, 8.3ms single half sine-wave
superimposed on rated load, (JEDEC Method) (Note3, Fig.6)
Operating junction and Storage Temperature Range.
Typical thermal resistance junction to lead
Typical thermal resistance junction to ambient
P
PPM
I
PPM
P
M(AV)
I
FSM
T
J
,T
STG
R
θJL
R
θJA
Minimum 400
See Table
3.3
40
-65 to +150
30
120
Watts
Amps
Watts
Amps
℃
℃/W
℃/W
Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above T
A
=25℃ per Fig.2.
2. Mounted on 5.0mm×5.0mm (0.03mm thick) copper pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, duty cycle=4 pulses per minutes maximum.
Electrical Characteristics (TA=25℃)
℃
Part Number
Device
Marking
Code
UNI
AE
AG
AK
AM
AP
AR
AT
AV
AX
AZ
BE
BG
BK
BM
BP
BR
BT
BV
BX
BZ
BI
WE
WG
WK
WM
WP
WR
WT
WV
WX
WZ
XE
XG
XK
XM
XP
XR
XT
XV
XX
XZ
Reverse
Stand-Off
Voltage
V
RWM
(V)
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
20.0
22.0
24.0
Breakdown
Voltage
@I
T
V
BR
(V)
6.40~7.00
6.67~7.37
7.22~7.98
7.78~8.60
8.33~9.21
8.89~9.83
9.44~10.40
10.00~11.10
11.10~12.30
12.20~13.50
13.30~14.70
14.40~15.90
15.60~17.20
16.70~18.50
17.80~19.70
18.90~20.90
20.00~22.10
22.20~24.50
24.40~26.90
26.70~29.50
Test
Current
I
T
(mA)
10
10
10
10
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Maximum
Clamping
Voltage
@I
PP
V
C
(V)
9.2
10.3
11.2
12.0
12.9
13.6
14.4
15.4
17.0
18.2
19.9
21.5
23.2
24.4
26.0
27.6
29.2
32.4
35.5
38.9
Peak
Pulse
Current
I
PP
(A)
43.5
38.8
35.7
33.3
31.0
29.4
27.8
26.0
23.5
22.0
20.1
18.6
17.2
16.4
15.4
14.5
13.7
12.3
11.3
10.3
Reverse
Leakage
@V
RWM
I
R
(μA)
800
800
500
200
100
50
20
10
5
1
1
1
1
1
1
1
1
1
1
1
Unidirectional
SMAJ5.0A
SMAJ6.0A
SMAJ6.5A
SMAJ7.0A
SMAJ7.5A
SMAJ8.0A
SMAJ8.5A
SMAJ9.0A
SMAJ10A
SMAJ11A
SMAJ12A
SMAJ13A
SMAJ14A
SMAJ15A
SMAJ16A
SMAJ17A
SMAJ18A
SMAJ20A
SMAJ22A
SMAJ24A
Bidirectional
SMAJ5.0CA
SMAJ6.0CA
SMAJ6.5CA
SMAJ7.0CA
SMAJ7.5CA
SMAJ8.0CA
SMAJ8.5CA
SMAJ9.0CA
SMAJ10CA
SMAJ11CA
SMAJ12CA
SMAJ13CA
SMAJ14CA
SMAJ15CA
SMAJ16CA
SMAJ17CA
SMAJ18CA
SMAJ20CA
SMAJ22CA
SMAJ24CA
SMAJ26A
SMAJ28A
SMAJ30A
SMAJ33A
SMAJ36A
SMAJ40A
SMAJ43A
SMAJ45A
SMAJ48A
SMAJ51A
SMAJ54A
SMAJ58A
SMAJ60A
SMAJ64A
SMAJ70A
SMAJ75A
SMAJ78A
SMAJ85A
SMAJ90A
SMAJ100A
SMAJ110A
SMAJ120A
SMAJ26CA
SMAJ28CA
SMAJ30CA
SMAJ33CA
SMAJ36CA
SMAJ40CA
SMAJ43CA
SMAJ45CA
SMAJ48CA
SMAJ51CA
SMAJ54CA
SMAJ58CA
SMAJ60CA
SMAJ64CA
SMAJ70CA
SMAJ75CA
SMAJ78CA
SMAJ85CA
SMAJ90CA
SMAJ100CA
SMAJ110CA
SMAJ120CA
CE
CG
CK
CM
CP
CR
CT
CV
CX
CZ
RE
RG
RK
RM
RP
RR
RT
RV
RX
RZ
SE
SG
YE
YG
YK
YM
YP
YR
YT
YV
YX
YZ
ZE
ZG
ZK
ZM
ZP
ZR
ZT
ZV
ZX
ZZ
VE
VG
26.0
28.0
30.0
33.0
36.0
40.0
43.0
45.0
48.0
51.0
54.0
58.0
60.0
64.0
70.0
75.0
78.0
85.0
90.0
100.0
110.0
120.0
28.90~31.90
31.10~34.40
33.30~36.80
36.70~40.60
40.00~44.20
44.40~49.10
47.80~52.80
50.00~55.30
53.30~58.90
56.70~62.70
60.00~66.30
64.40~71.20
66.70~73.70
71.10~78.60
77.80~86.00
83.30~92.10
86.70~95.80
94.40~104.00
100.00~111.00
111.00~123.00
122.00~135.00
133.00~147.00
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
42.1
45.4
48.4
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
96.8
103.0
113.0
121.0
126.0
137.0
146.0
162.0
177.0
193.0
9.5
8.8
8.3
7.5
6.9
6.2
5.8
5.5
5.2
4.9
4.6
4.3
4.1
3.9
3.5
3.3
3.2
2.9
2.7
2.5
2.3
2.1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Electrical Characteristics (TA=25℃)
℃
Part Number
Device
Marking
Code
UNI
SG
SK
SM
SP
SR
ST
SU
SV
SW
GE
SZ
TE
TG
TK
TM
BI
VG
VK
VM
VP
VR
VT
YU
VV
YW
VX
VZ
UE
UG
UK
UM
Reverse
Stand-Off
Voltage
V
RWM
(V)
120.0
130.0
150.0
160.0
170.0
180.0
190.0
200.0
210.0
220.0
250.0
300.0
350.0
400.0
440.0
Breakdown
Voltage
@I
T
V
BR
(V)
133.00~147.00
144.00~159.00
167.00~185.00
178.00~197.00
189.00~209.00
201.00~222.00
211.00~233.00
224.00~247.00
237.00~263.00
246.00~272.00
279.00~309.00
335.00~371.00
391.00~432.00
447.00~494.00
492.00~543.00
Test
Current
I
T
(mA)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Maximum
Clamping
Voltage
@I
PP
V
C
(V)
193.0
209.0
243.0
259.0
275.0
292.0
308.0
324.0
340.0
356.0
405.0
486.0
567.0
648.0
713.0
Peak
Pulse
Current
I
PP
(A)
2.1
1.9
1.6
1.5
1.5
1.4
1.3
1.2
1.2
1.1
1.0
0.8
0.7
0.6
0.6
Reverse
Leakage
@V
RWM
I
R
(μA)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Unidirectional
SMAJ120A
SMAJ130A
SMAJ150A
SMAJ160A
SMAJ170A
SMAJ180A
SMAJ190A
SMAJ200A
SMAJ210A
SMAJ220A
SMAJ250A
SMAJ300A
SMAJ350A
SMAJ400A
SMAJ440A
Bidirectional
SMAJ120CA
SMAJ130CA
SMAJ150CA
SMAJ160CA
SMAJ170CA
SMAJ180CA
SMAJ190CA
SMAJ200CA
SMAJ210CA
SMAJ220CA
SMAJ250CA
SMAJ300CA
SMAJ350CA
SMAJ400CA
SMAJ440CA
Notes: For bidirectional type having V
RWM
of 10V and less, the I
R
limit is double.
Figure 1. Peak Pulse Power Rating Curve
Figure 2. Pulse Derating Curve
100
P
PPM
- Peak Pulse Power (kW)
80
60
40
20
0
0
25
50
75
100
125
150
175
T
A
-Ambient Temperature (℃)
Figure 3. Pulse Waveform
Figure 4. Typical Junction Capacitance
I
PPM
- Peak Pulse Current, %I
RSM
Figure 5. Steady State Power Dissipation Derating
Curve
Figure 6. Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
Reflow Soldering
Recommended Conditions
Profile Feature
Average ramp-up rate (T
L
to T
P
)
Preheat
-Temperature Min (T
S min
)
-Temperature Max (T
S max
)
-Time (min to max) (t
S
)
T
S max
to T
L
-Ramp-up Rate
Time maintained above:
-Temperature (T
L
)
-Time (t
L
)
Peak Temperature (T
P
)
Time within 5℃ of actual Peak Temperature (t
P
)
Ramp-down Rate
Time 25℃ to Peak Temperature
Pb-Free Assembly
3
℃/second
max.
150℃
200℃
60-180 seconds
3℃/second max.
217℃
60-150 seconds
260
℃
20-40 seconds
6
℃/second
max.
8 minutes max.
Marking Code
MDD
MDD
Logo
Logo
Packaging
Tape
Symbol
W
P0
P1
P2
D0
D1
E
F
A0
B0
K0
T
7” Reel
D2
D3
D4
W1
Quantity: 2000PCS
13” Reel
D5
D6
H
W2
Quantity: 5000PCS
Φ330.0±2.0
Φ13.5±0.5
2.5±1.0
16.0±2.0
Dimension (mm)
12.00±0.20
4.00±0.10
4.00±0.10
2.00±0.10
Φ1.5±0.10
Φ1.5±0.10
1.75±0.10
5.50±0.05
2.79±0.10
5.33±0.10
2.55±0.15
0.25±0.05
Φ178.0±2.0
Φ50.0Min.
Φ13.0±0.5
16.0±2.0
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